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Etymology: combination of "prostate" and "frost bite"
1) The insertion of ice cubes into a male's anus for sexual or cooling purposes.
2) The odd sensation one feels after performing such an act.
1) When bad heat waves come, I prost bite to cool off while I masturbate.
2) Aww, dang, that was awesome, but now I have prost bite.
by Frost Jack June 14, 2011
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2
A word derived from a combination of prostate and frostbite, prostbite may occur when a gay man sticks an icicle up his anus and uses it as a dildo. This results in the man's inner asshole contracting frostbite.
Guy 1: Last night was so fun, but I think that icicle I used gave me prostbite.
Guy 2: Dude wtf.
by Cosog February 25, 2018
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